19839544

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{145879}}^1$

素因数の和:145902

約数の個数: 16

約数和(自身を含む): 39387600

約数和(自身を除く): 19548056

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 145879, 291758, 583516, 1167032, 2479943, 4959886, 9919772, 19839544]

約数ペア:

[(1, 19839544), (2, 9919772), (4, 4959886), (8, 2479943), (17, 1167032), (34, 583516), (68, 291758), (136, 145879)]